P1005 2018 GMC Sierra Code - Fuel Pump Driver Control Module Enable Too Many Resets
Quick Answer
The fuel pump driver control module sends a message every 100 ms to the Engine Control Module (ECM) that indicates the amount of time elapsed since the last controller reset (power up or running reset). Common causes include Faulty Fuel Pump Driver Control Module, Fuel Pump Driver Control Module harness is open or shorted, Fuel Pump Driver Control Module circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P1005 2018 GMC Sierra indicates Fuel Pump Driver Control Module Enable Too Many Resets.
- Common causes
- Common causes include Faulty Fuel Pump Driver Control Module, Fuel Pump Driver Control Module harness is open or shorted, Fuel Pump Driver Control Module circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P1005 2018 GMC Sierra Description
What are the Possible Causes of the DTC P1005 2018 GMC Sierra?
- Faulty Fuel Pump Driver Control Module
- Fuel Pump Driver Control Module harness is open or shorted
- Fuel Pump Driver Control Module circuit poor electrical connection
How to Fix the DTC P1005 2018 GMC Sierra?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1005 2018 GMC Sierra code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P1005 2018 GMC Sierra Code
1. What does the OBDII code P1005 mean on a 2018 GMC Sierra?
P1005 indicates that the Fuel Pump Driver Control Module (FPCM) has experienced too many resets, suggesting a possible issue with the module itself or related systems.
2. What are the common symptoms of code P1005 in a 2018 GMC Sierra?
Symptoms may include difficulty starting the vehicle, reduced engine performance, stalling, or the check engine light being illuminated.
3. What causes the P1005 code to appear in a GMC Sierra?
Common causes include a failing Fuel Pump Driver Control Module, wiring or connector issues, low system voltage, or software glitches.
4. Can a weak battery cause the P1005 code?
Yes, a weak or failing battery can cause voltage fluctuations that may lead to excessive resets of the Fuel Pump Driver Control Module.
5. How can I diagnose the P1005 code on my 2018 GMC Sierra?
Start by checking the battery and charging system, inspecting the FPCM wiring and connectors for damage or corrosion, and scanning for related codes with an OBDII scanner.
6. Is it safe to drive with the P1005 code active?
Driving with the P1005 code may lead to poor performance or stalling, which can be unsafe. It’s best to address the issue promptly.
7. How is the P1005 code typically fixed?
Repairs may include replacing the Fuel Pump Driver Control Module, fixing damaged wiring or connectors, reprogramming the module, or resolving battery and voltage issues.
8. Can the P1005 code be cleared without repairs?
The code may temporarily clear if reset with an OBDII scanner, but it will likely return if the underlying issue isn’t resolved.
9. How much does it cost to fix a P1005 code on a GMC Sierra?
Repair costs vary but may range from $150 to $600, depending on whether the FPCM needs replacement or if only wiring repairs are required.
10. Does a recall exist for the Fuel Pump Driver Control Module on 2018 GMC Sierra trucks?
As of now, no specific recall addresses this issue, but it’s worth checking with GMC or your dealer for any service bulletins or updates.
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